contact us

Use the form on the right to contact us.

We will respond to all email inquiries within 48 hours.

5 E. Park Place West, Suite 203
Fresno, CA 93720-1555

(559) 224-8100

Zinkin Entertainment and Sports Management is the premier management agency in  professional Mixed Martial Arts.  Representing many of the best athletes in the sport, including Daniel Cormier, Aaron Pico, Chuck Liddell, Luke Rockhold and Forrest Griffin, Zinkin has successfully guided the careers of multiple MMA champions and continues to sign, develop and promote world-class talent.

Heidi Seibert

Heidi Seibert

PR Manager / Publicist, Zinkin Entertainment & Sports Management


Qualifications / Achievements:

  • B.A in Mass Communications & Journalism with emphasis in Public Relations (FSU)
  • Over 10 years experience in Public Relations & Marketing
  • NCAA Full-Scholarship Gymnast, Auburn University (1993-1995)
  • Academic All-SEC / Dean’s List
  • California State University Fresno, Cheerleader (1995-1998)
  • Over 10 years experience working directly with collegiate & professional athletes

Contact Heidi Seibert via email at

Contact Heidi Seibert by phone at (559) 709-2993